Potassium sodium L-tartrate tetrahydrate, 99%, Thermo Scientific Chemicals

Name: Potassium sodium L-tartrate tetrahydrate, 99%, Thermo Scientific Chemicals
SKU: ALFA10163.0B

CAS: 6381-59-5 | C4H12KNaO10 | 282.218 g/mol

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Catalog number ALFA10163.0B

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Chemical Identifiers

CAS123359-42-2

IUPAC Namedisodium 2-hydroxy-5-[4,5,6,7-tetrabromo-1-(4-hydroxy-3-sulfonatophenyl)-3-oxo-1,3-dihydro-2-benzofuran-1-yl]benzene-1-sulfonate

Molecular FormulaC20H8Br4Na2O10S2

InChI KeyGHAFORRTMVIXHS-UHFFFAOYSA-L

SMILES[Na+].[Na+].OC1=CC=C(C=C1S([O-])(=O)=O)C1(OC(=O)C2=C1C(Br)=C(Br)C(Br)=C2Br)C1=CC=C(O)C(=C1)S([O-])(=O)=O

Specifications

Specification Sheet

Appearance (Color)White to off-white to grey

UV Lambda max575 to 581 nm (c=10 mg/l, 0.1N NaOH)

Infrared spectrumConforms

HPLC>=95 %

Appearance (Form)Powder

Baking powder, medicine (cathartic), component of Fehling's solution, silvering mirrors.Potassium sodium L-tartrate tetrahydrate is used in the process of silvering mirrors. It is active ingredient in the Fehiling’s solution and Nylander’s test involved in the determination of reducing sugars. It is utilized to break up emulsion in organic synthesis as well as a common precipitant in protein crystallography. As a Biuret reagent, it is used to measure the protein concentration. Furthermore, it is used as laxative and is also used in food industry.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Baking powder, medicine (cathartic), component of Fehling′s solution, silvering mirrors.Potassium sodium L-tartrate tetrahydrate is used in the process of silvering mirrors. It is active ingredient in the Fehiling’s solution and Nylander’s test involved in the determination of reducing sugars. It is utilized to break up emulsion in organic synthesis as well as a common precipitant in protein crystallography. As a Biuret reagent, it is used to measure the protein concentration. Furthermore, it is used as laxative and is also used in food industry.

Solubility
Soluble in water. Insoluble in alcohol

Notes
Loses water of crystallization at 140°. Unstable above 225°. Incompatible with strong oxidizing agents.

RUO – Research Use Only

General References:

Jalal, T. K.; Ahmed, I. A.; Mikail, M.; Momand, L.; Draman, S.; Isa, M. L. M.; Rasad, M. S. B. A.; Omar, M. N.; Ibrahim, M.; Wahab, R. A. Evaluation of Antioxidant, Total Phenol and Flavonoid Content and Antimicrobial Activities of Artocarpus altilis (Breadfruit) of Underutilized Tropical Fruit Extracts. Appl. Biochem. Biotechnol. 2015, 175 (7), 3231-3243.
Wu, J.; Hothersall, H.; Mazzetti, C.; O'Connell, Y.; Shields, J. A.; Rahman, A. S.; Cox, R. J.; Crosby, J.; Simpson, T. J.; Thomas, C. M.; Willis, C. L. In vivo mutational analysis of the mupirocin gene cluster reveals labile points in the biosynthetic pathway: the leaky hosepipe mechanism. ChemBioChem 2008, 9 (9), 1500-1508.